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Filter for lru recoding of "call trick" destinations.

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filteri.cpp filter/ctjor.h

committer: jreiser <jreiser> 978670287 +0000
This commit is contained in:
John Reiser
2001-01-05 04:51:27 +00:00
parent 38ab492030
commit 5b97d3ee09
2 changed files with 298 additions and 0 deletions
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src/filteri.cpp
+25
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@@ -86,6 +86,28 @@
#undef COND
/*************************************************************************
//
**************************************************************************/
#define COND1(b,x) (b[x] == 0xe8 || b[x] == 0xe9)
#define COND2(b,lastcall,x,y,z) \
(lastcall!=(x) && 0xf==b[y] && 0x80<=b[z] && b[z]<=0x8f)
#define CONDF(b,x,lastcall) (COND1(b,x) || COND2(b,lastcall,x,(x)-1, x ))
#define CONDU(b,x,lastcall) (COND1(b,x) || COND2(b,lastcall,x, x ,(x)-1))
#define F f_ctjor32_e8e9_bswap_le
#define U u_ctjor32_e8e9_bswap_le
#include "filter/ctjor.h"
#define F s_ctjor32_e8e9_bswap_le
#include "filter/ctjor.h"
#undef CONDU
#undef CONDF
#undef COND2
#undef COND1
/*************************************************************************
// database for use in class Filter
**************************************************************************/
@@ -133,6 +155,9 @@ const FilterImp::FilterEntry FilterImp::filters[] = {
{ 0x26, 6, 0x00ffffff, f_cto32_e8e9_bswap_le, u_cto32_e8e9_bswap_le, s_cto32_e8e9_bswap_le },
// 32-bit cto calltrick + jmp
{ 0x36, 6, 0x00ffffff, f_ctjo32_e8e9_bswap_le, u_ctjo32_e8e9_bswap_le, s_ctjo32_e8e9_bswap_le },
// 32-bit ctor calltrick with relative renumbering + jmp
{ 0x80, 8, 0x00ffffff, f_ctjor32_e8e9_bswap_le, u_ctjor32_e8e9_bswap_le, s_ctjor32_e8e9_bswap_le },
};
const int FilterImp::n_filters = HIGH(filters);